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v. 3.14.2
2021 JH2
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Name
1541501 → 2021 JH2
Type
Asteroid
Status
Not Following
Source
Minor Planet Center
UTC date
------------ Any 1.0m ------------
LSC 1.0m - W85-87; (CTIO, Chile)
ELP 1.0m - V37,V39; (McDonald, Texas)
COJ 1.0m - Q63-64; (Siding Spring, Aust.)
CPT 1.0m - K91-93; (Sutherland, S. Africa)
TFN 1.0m - Z31,Z24; (Tenerife, Spain)
------------ Any 0.4m ------------
LSC 0.4m - W89,W79; (CTIO, Chile)
ELP 0.4m - V38; (McDonald, Texas)
OGG 0.4m - T03-04; (Maui, Hawaii)
COJ 0.4m - Q58-59; (Siding Spring, Aust.)
CPT 0.4m - L09; (Sutherland, S. Africa)
TFN 0.4m - Z17,Z21; (Tenerife, Spain)
------------ Any 2.0m ------------
FTS 2.0m - E10; (Siding Spring, Aust.) [MuSCAT4]
FTN 2.0m - F65; (Maui, Hawaii ) [MuSCAT3]
------------ Non LCO ------------
Mt John 1.8m - 474 (Mt John, NZ)
Site
Min Altitude
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Measurements
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Last Update: 2021-May-08 03:35
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59341.0
May 7, 2021
Orbital inclination in deg
6.5355
Longitude of Ascending Node (deg)
356.41778
Arg of perihelion (deg)
313.36227
Eccentricity
0.5198815
Mean distance (AU)
2.1473373
Mean Anomaly (deg)
332.72608
Absolute Magnitude (H)
19.3
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
490
Diameter in meters
(range)
237 - 1835
Physical Parameters
Diameter
Initial Diameter Guess using H=19.3 and albedo=0.14 (0.01 to 0.5)
MPC Default
490.3 m
+1344.0 / -231.0
Follow-up Details
NEOCP
digest2
score
82
Number of observations
27
Arc length (days)
2.95
Time since last observation (days)
0.15
Spectroscopy Details
Known Taxonomies
None
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